Why Biogen Stock Slumped Last Year
Biotech heavyweight Biogen (NASDAQ: BIIB) failed to follow the broader industry higher last year. Despite biotech stocks at large posting market-beating gains in 2019, Biogen's shares actually lost 1.4% of their value last year, according to data from S&P Global Market Intelligence.
Biogen's stock lost ground for three key reasons in 2019:
Source Fool.com